Quantum-Si Incorporated Class A Share Price

Quantum-Si Incorporated Class A Share Price

QSI
$1.06
-$0.01 (-1.4%) Last updated on 07 Feb, 2026 | 02:29 IST
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Quantum-Si Incorporated Class A Stock Performance

Open
$1.01
Prev. Close
$1.07
Circuit Range
N/A
Day Range
$0.96 - $1.08
Year Range
$0.96 - $3.09
Volume
3,73,683
Average Traded
$1.01

Quantum-Si Incorporated Class A Share Price Chart

$1.06
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About Quantum-Si Incorporated Class A

Quantum-Si incorporated, a life sciences company, engages in the development of single-molecule detection platform to enable Next Generation Protein Sequencing (NGPS). The company offers Platinum NGPS instrument that provides single molecule amino acid level resolution with a streamlined workflow, including automated data analysis that accessible to researchers in all laboratory types; Platinum Pro NGPS instrument, a single molecule amino acid resolution, which provides an enhanced user interface, cloud or on instrument data analysis and an available pro mode; Library preparation kits to prepare protein sample for sequencing; Barcoding Kits to optimize the workflow and performance of technology; and Sequencing Kits contains the reagents and consumables used to perform NGPS on the Platinum or Platinum Pro instrument. It also provides Platinum Analysis Software, a cloud-based solution that automates data analysis workflows and provides a user-friendly interface and visualization of the sequencing results. Its products are used in antibody characterization, biomarker identification, protein identification, protein variants, protein barcoding, and post translational modification analysis applications. Quantum-Si incorporated was founded in 2013 is headquartered in Branford, Connecticut.

Quantum-Si Incorporated Class A Historical Data

DayOpenCloseChange %
06-Feb-26
$1.01
$1.07
+14.56%
05-Feb-26
$1.03
$0.93
-8.88%
04-Feb-26
$1.09
$1.02
-6.82%
03-Feb-26
$1.12
$1.10
+0.00%
02-Feb-26
$1.12
$1.10
-3.51%
30-Jan-26
$1.15
$1.14
-2.98%
29-Jan-26
$1.20
$1.18
-2.08%

FAQs on Quantum-Si Incorporated Class A Share Price

Can I buy Quantum-Si Incorporated Class A shares in India?

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Yes. You can buy Quantum-Si Incorporated Class A in India by opening an international trading account.

What is the share price of Quantum-Si Incorporated Class A?

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As on 09 Feb '26, the share price of Quantum-Si Incorporated Class A QSI is $1.06. If you are investing from India, it is a good idea to check the current exchange rate and calculate the value in rupees before making your investment.

What is the 5 year returns of Quantum-Si Incorporated Class A?

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The 5 year returns of Quantum-Si Incorporated Class A is -92.6% as on 09 Feb '26.

What are the high & low stock price of Quantum-Si Incorporated Class A today?

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Quantum-Si Incorporated Class A stock price hit a high of $1.08 and low of $0.96 as on 09 Feb '26.

What is the 52-week high and low of Quantum-Si Incorporated Class A stock?

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The 52-week high of Quantum-Si Incorporated Class A stock is $3.09, while the 52-week low is $0.96 as on 09 Feb '26.